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Table 1 Included patients

From: Patient experience of severe acute dyspnoea and relief during treatment in ambulances: a prospective observational study

 

Patients with at least one dyspnoea score

Patients with two dyspnoea scores

Number of patients

3199

2219

Age in years (median, IQR)

74 (65 to 81)

73 (64 to 81)

Female (percent)

51

51

Treat and release (number, percent)

19 (0.6)

17 (0.8)

Repeated user (number, percent)

617 (19)

391 (18)

Unable to use score (number, percent)

673 (21)

122 (5)

 Acute medical severity

306 (10)

76 (3)

 Other reason

367 (11)

46 (2)

Time between dyspnoea score and vital sign measurement in minutes (median, IQR)

2.5 (0.9 to 6.5)

2.7 (1.0 to 7.0)

Time to hospital in minutes (median, IQR)a

44.9 (32.1 to 57.8)

45.0 (32.7 to 57.4)

ICD-10 main chapter (number, percent)

 X Respiratory diseases

1769 (55)

1270 (57)

 IX Circulatory diseases

413 (13)

285 (13)

 XVIII Symptoms and signs

327 (10)

224 (10)

  1. The characteristics of the included patients
  2. IQR interquartile range, ICD-10 International Statistical Classification of Diseases and Related Health Problems 10th Revision [30]
  3. aTime from ambulance arrival at patient to arrival at hospital